Home / 16,730.50-25,094.57-7,847.78

Finding the Fourth Proportional to 16,730.50, 25,094.57 and 7,847.78

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Solution

The fourth proportional to 16,730.50, 25,094.57 and 7,847.78 is: 11,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.50 : 25,094.57 = 7,847.78 : x
  2. Step 2: Convert to fraction form
    16,730.50/25,094.57 = 7,847.78/x
  3. Step 3: Cross multiply
    16,730.50x = 25,094.57 × 7,847.78
  4. Step 4: Simplify right side
    16,730.50x = 196,936,558.70
  5. Step 5: Solve for x
    x = 196,936,558.70/16,730.50
  6. Step 6: Final answer
    x = 11,771.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.